<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <style>
        *{
            box-sizing: border-box;
        }
        html,body{
            height: 100%;
            width: 100%;
            margin: 0%;
            padding: 0%;
            background-color: aliceblue;
            display: flex;
            flex-direction: column;
            align-items: center;
        }
        #q1{
            width: 100%;
            height: 10%;
            margin: 0%;
            padding: 0%;
            background-color: antiquewhite;
        }
        #q2{
            width: 70%;
            height: 10%;
            margin: 0%;
            padding: 0%;
            background-color: rgb(18, 44, 36);
        }
         #q3{
            width: 70%;
            height: 60%;
            margin: 0%;
            padding: 0%;
            background-color: rgb(232, 250, 215);
        }
         #q4{
            width: 100%;
            height: 20%;
            margin: 0%;
            padding: 0%;
            background-color: rgb(132, 64, 145);
        }
    </style>
    <title>Document</title>
</head>
<body>
    <div id="q1"></div>
    <div id="q2"></div>
    <div id="q3"></div>
    <div id="q4"></div>
</body>
</html>